<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>vis.js</title>
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css" rel="external nofollow"  integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
    <script type="text/javascript" src="js/jquery.min.js"></script>
 
    <script type="text/javascript" src="https://unpkg.com/vis-network/standalone/umd/vis-network.min.js"></script>
    <!--<script type="text/javascript" src="js/vis-network.min.js"></script>-->
    <style type="text/css">
        #mynetwork {
            width: 600px;
            height: 600px;
            border: 1px solid lightgray;
        }
        *{padding: 0;margin: 0;}
        .menu{
            /*这个样式不写，右键弹框会一直显示在画布的左下角*/
            position: absolute;
            background: rgba(3,3,3,0.6);
            border-radius: 5px;
            left: -99999px;
            top: -999999px;
        }
        .menu ul{list-style: none}
        .menu ul li{
            padding: 5px 10px;
            color: #ffff;
            border-bottom: 1px solid #ffffff;
            font-size: 14px;
            cursor: pointer;
            list-style: none;
        }
        .menu ul li:hover{
            color: #659bc5;
        }
        .menu ul li:last-child{
            border-bottom: none;
            padding: 5px 10px 0 10px;
        }
    </style>
</head>
<body>
<div id="mynetwork"></div>
<!--菜单操作-->
<div id="menuOperation" class="menu" style="display: none;">
    <ul>
        <li><span class="glyphicon glyphicon-off" aria-hidden="true"></span> 下线</li>
        <li><span class="glyphicon glyphicon-road" aria-hidden="true"></span> 通行</li>
    </ul>
</div>
<!--节点悬停-->
<div class="menu" id="divHoverNode" style="display: none;">
    <!--<ul></ul>-->
</div>
<script type="text/javascript">
    // 创建节点数据数组
    var allNodes = [
        {id: 1,name: "外部网络",type: "Internet",ip:"1.1.1.1",port:"未知",pid:0,subids: [2]},
        {id: 2,name: "交换机",type: "switch",ip:"192.168.30.125",mac:"48:de:3d:e2:49:a8",model:"H3C",uptime:"2020-09-03 10:50:50",port:"22",pid:1, subids: [3, 4, 5, 6]},
        {id: 3,name: "交换机",type: "switch",ip:"192.168.1.8",mac:"cd:bd:3d:e2:55:55",model:"pf",uptime:"2020-09-03 10:50:50",port:"33",pid: 2,subids: [7, 8]},
        {id:4,name: "计算机",type: "computer",ip:"192.168.1.8",mac:"dv:bd:fd:e2:df:fd",model:"pf",uptime:"2020-09-03 10:50:50",account:"xiaox",location:"xianm",port:"44",pid: 2},
        {id:5,name: "路由器",type: "rooter",ip:"192.168.1.8",mac:"ds:bd:3d:e2:ds:55",model:"pf",uptime:"2020-09-03 10:50:50",account:"xiaox",location:"xianm",port:"55",pid: 2},
        {id:6,name: "服务器",type: "service",ip:"192.168.1.8",mac:"vf:eq:dd:e2:55:55",model:"pf",uptime:"2020-09-03 10:50:50",account:"xiaox",location:"xianm",port:"66",pid:2},
        {id:7,name: "打印机",type: "print",ip:"192.168.1.8",mac:"ss:bd:3d:ju:55:55",model:"pf",uptime:"2020-09-03 10:50:50",account:"xiaox",location:"xianm",port:"77",pid: 3},
        {id:8,name: "手机",type: "phone",ip:"192.168.1.8",mac:"ju:ju:3d:e2:55:uy",model:"pf",uptime:"2020-09-03 10:50:50",account:"xiaox",location:"xianm",port:"88",pid:3}
    ];
    // 创建边数据数组
    var allEdges = [
        { id:"1_2",from: 1, to: 2 },
        { id:"2_3",from: 2, to: 3 },
        { id:"2_4",from: 2, to: 4 },
        { id:"2_5",from: 2, to: 5 },
        { id:"2_6",from: 2, to: 6 },
        { id:"3_7",from: 3, to: 7 },
        { id:"3_8",from: 3, to: 8 }
    ];
    /**
     * 自定义图片
     */
    for (var i = 0;i < allNodes.length;i++){
        if (allNodes[i].type == 'Internet'){
            allNodes[i].image = 'image/internet.png';
        }
        if (allNodes[i].type == 'switch'){
            allNodes[i].image = 'image/switch.png';
        }
        if (allNodes[i].type == 'hub'){
            allNodes[i].image = 'image/hub.png';
        }
        if (allNodes[i].type == 'computer'){
            allNodes[i].image = 'image/computer.png';
        }
        if (allNodes[i].type == 'rooter'){
            allNodes[i].image = 'image/rooter.png';
        }
        if (allNodes[i].type == 'service'){
            allNodes[i].image = 'image/service.png';
        }
        if (allNodes[i].type == 'print'){
            allNodes[i].image = 'image/print.png';
        }
        if (allNodes[i].type == 'phone'){
            allNodes[i].image = 'image/phone.png';
        }
    }
    // 获取容器
    var container = document.getElementById('mynetwork');
    // 创建节点对象
    var nodes = new vis.DataSet(allNodes);
    // 创建连线对象
    var edges = new vis.DataSet(allEdges);
    // 将数据赋值给vis 数据格式化器
    var data = {
        nodes: nodes,
        edges: edges
    };
    console.log('nodes',data.nodes);
 
    var options = {
        nodes:{
            shape: 'image'//设置图片
            // image:"https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1599645215703&di=0cb23e74736a6a1222f35b822f5bf833&imgtype=0&src=http%3A%2F%2Fa1.att.hudong.com%2F05%2F00%2F01300000194285122188000535877.jpg"
        },
        interaction:{
            hover:true,
            hoverConnectedEdges: true
        },
        layout: {
            //树形
            // hierarchical: {direction: 'UD', sortMethod: 'hubsize'}
        },
    };
 
 
    // 初始化关系图
    var network = new vis.Network(container, data, options);
 
    /**
     * 节点鼠标悬停（点击）获取到的信息
     * 因为hoverNode事件官方文档中给的信息悬停时只传了id值，想在鼠标悬停的时候显示该节点的信息拿不到值，所以遍历节点，相等的时候return改节点的信息
     * @param option-----鼠标悬停时取得的id
     * @returns {{flag, port, ip, name, ignore, id, type}|{flag, port, ip, name, ignore, model, id, type, mac, uptime}|{flag, port, ip, name, ignore, model, location, id, type, mac, account, uptime}|*}
     */
    function getNode(option) {
        for (var i = 0;i < allNodes.length;i++){
            if (option == allNodes[i].id){
                // console.log('i',allNodes[i]);
                return allNodes[i];
            }
        }
    }
    /**
     * 线悬停（点击）时两端节点的信息（与节点类似）
     * edges中加了id属性，代表线条指向，悬停时通过edges--id与nodes--id对比，将两端节点信息拼凑出来
     * @param option----鼠标悬停在线上时取得的id
     * @returns {Array}
     */
    function getEdge(option){
        var linkId = option;
        var linkIdFirst = linkId.substring(0,1);//截取第一位
        var linkIdLast = linkId.substring(linkId.length-1,linkId.length);//截取最后一位
        var dataList = [];//存放线条两边的节点nodes数据
        for (var j =0;j<allNodes.length;j++){
            if (linkIdFirst == allNodes[j].id || linkIdLast == allNodes[j].id){
                dataList.push(allNodes[j]);
            }
        }
        return dataList;
    }
    //todo  悬停在节点上--显示弹框
    network.on('hoverNode',function(properties){
        // console.log('悬停节点',properties);
        var hoveNodeList = getNode(properties.node);
        // console.log('hoveNodeList',hoveNodeList);
        var deviceType = hoveNodeList.type;
        var imgPathSrc = hoveNodeList.image;
        if (deviceType == "Internet" || deviceType == "hub"){
            var $ul = "<ul>"
                +"<li><img src=' "+imgPathSrc+" ' width='30px' height='25px'><span> "+hoveNodeList.name+" </span> </li>"
                +"</ul>";
            $("#divHoverNode").append($ul);
        }
        else if (deviceType == "switch"){
            var $ul = "<ul>"
                +"<li><img src=' "+imgPathSrc+" ' width='30px' height='25px'><span> 设备类型： "+hoveNodeList.name+" </span> </li>"
                +"<li>IP："+ hoveNodeList.ip+"</li>"
                +"<li>MAC："+ hoveNodeList.mac+"</li>"
                +"<li>设备型号："+ hoveNodeList.model+"</li>"
                +"</ul>";
            $("#divHoverNode").append($ul);
        }else{
            var $ul = "<ul>"
                +"<li><img src=' "+imgPathSrc+" ' width='30px' height='25px'><span> 设备类型："+hoveNodeList.name+" </span> </li>"
                +"<li>IP："+ hoveNodeList.ip+"</li>"
                +"<li>MAC："+ hoveNodeList.mac+"</li>"
                +"<li>账号："+ hoveNodeList.account+"</li>"
                +"<li>所在位置："+ hoveNodeList.location+"</li>"
                +"<li>最后登录时间："+ hoveNodeList.uptime+"</li>"
                +"</ul>";
            $("#divHoverNode").append($ul);
        }
        $('#divHoverNode').css({
            'display': 'block',
            'left': properties.event.offsetX + 15,
            'top' : properties.event.offsetY + 15
        });
        $('#menuOperation').hide();
    });
    //todo  从节点移开---隐藏弹框
    network.on('blurNode',function(){
        $("#divHoverNode").hide();
        $("#divHoverNode").empty();//移除之后清空div
    });
    //todo  悬停在边上--显示弹框
    network.on('hoverEdge',function(properties){
        // console.log('悬停边',properties);
        var hoveEdgeList = getEdge(properties.edge);
        // console.log('hoveEdgeList',hoveEdgeList);
        var $ul = "<ul>"
            +"<li>名称："+ hoveEdgeList[0].name+"->"+hoveEdgeList[1].name+"</li>"
            +"<li>端口号："+ hoveEdgeList[0].ip+"->"+hoveEdgeList[1].ip+"</li>"
            +"</ul>";
        $("#divHoverNode").append($ul);
        $('#divHoverNode').css({
            'display': 'block',
            'left': properties.event.offsetX + 15,
            'top' : properties.event.offsetY + 15
        });
        $('#menuOperation').hide();
    });
    //todo  从边上移开---隐藏弹框
    network.on('blurEdge',function(properties){
        $("#divHoverNode").hide();
        $("#divHoverNode").empty();//移除之后清空div
    });
    //todo  点击的判断是否选中节点时候显示隐藏
    network.on('click',function(properties){
        var clickNodeList = getNode(properties.nodes[0]);
        // console.log('clickNodeList',clickNodeList);
        if (typeof(clickNodeList) == "undefined") {
            $('#menuOperation').hide();
        }else{
            $('#menuOperation').css({
                'display': 'block',
                'left': properties.event.center.x + 15,
                'top' : properties.event.center.y + 15
            });
            $("#divHoverNode").hide();
        }
    });
    //todo 双击时折叠和展开
    network.on("doubleClick", function(params) {//双击事件
        if (params.nodes.length != 0) {//确定为节点双击事件
            var click_node_id = params.nodes[0];
            remove_all_sub_nodes(click_node_id);
        }
    });
    //todo 删除下级所有节点
    function remove_all_sub_nodes(node_id) {
        var sub_nodes = get_directly_sub_nodes(node_id);
        // console.log('sub_nodes',sub_nodes)
        if (sub_nodes.length == 0) {//当前点击的为叶子节点
            //判断是否有下级节点
            // console.log('sub',allNodes[node_id - 1]['subids']);
            if (typeof (allNodes[node_id - 1]['subids']) != 'undefined') {
                $.each(allNodes[node_id - 1]['subids'], function(index, item) {
                    // console.log('allNodes[item - 1]',allNodes[item - 1])
                    nodes.add(allNodes[item - 1]);
                    edges.add({id: node_id + '_' + item, from: node_id, to: item});
                });
            } else {
                alert('当前为叶子节点');
            }
        } else {
            $.each(sub_nodes, function(index, item) {
                var sub_sub_nodes = get_directly_sub_nodes(item);
                if (sub_sub_nodes.length == 0) {
                    nodes.remove({id: item});
                    edges.remove({id: node_id + '_' + item});
                } else {
                    remove_all_sub_nodes(item);
                }
                nodes.remove({id: item});
                edges.remove({id: node_id + '_' + item});
            });
        }
    }
    //todo 获取某节点直属下级节点
    function get_directly_sub_nodes(node_id) {
        var return_nodes = [];
        var connectedNodes = network.getConnectedNodes(node_id);//获取所有连接节点
        $.each(connectedNodes, function(index, item) {
            // console.log('allNodes',allNodes)
            if (item != allNodes[node_id - 1]['pid']) {//当前节点的父节点 ，不操作
                return_nodes.push(item);
            }
        });
        return return_nodes;
    }
</script>
</body>

